Replacing an SRX5400 Services Gateway DC Power Supply
•
Removing an SRX5400 Services Gateway DC Power Supply on page 303
•
Installing an SRX5400 Services Gateway DC Power Supply on page 304
Removing an SRX5400 Services Gateway DC Power Supply
The power supplies are located at the rear of the chassis. Each DC power supply weighs
approximately 6.2 lb (2.8 kg).
CAUTION:
Do not leave a power supply slot empty for more than 30 minutes
while the services gateway is operational. For proper airflow, the power supply
must remain in the chassis, or a blank panel must be used in an empty slot.
NOTE:
After powering off a power supply, wait at least 60 seconds before
turning it back on.
To remove a DC power supply (see
1.
Switch off the dedicated facility circuit breaker for the power supply being removed.
Follow your site's procedures for ESD.
2.
Make sure that the voltage across the DC power source cable leads is 0 V and that
there is no chance that the cables might become active during the removal process.
3.
Attach an ESD grounding strap to your bare wrist and connect the strap to one of the
ESD points on the chassis.
4.
Switch the circuit breaker on the power supply faceplate to the
OFF
position
O
.
5.
Remove the clear plastic cover protecting the terminal studs on the faceplate.
6.
Remove the nuts and washers from the terminal studs. (Use a 3/8-in. nut driver or
socket wrench.)
7.
Remove the cable lugs from the terminal studs.
8.
Loosen the captive screws on the bottom edge of the power supply faceplate.
9.
Carefully move the power cables out of the way.
10.
Pull the power supply straight out of the chassis.
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Copyright © 2017, Juniper Networks, Inc.
Chapter 31: Replacing Power System Components
Summary of Contents for SRX5400
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